Senior Estimator

Our Cost Engineering department is critical to the management of Project costs and resources.

This is a new opportunity for a Senior Estimator to work collaboratively as part of a multidisciplinary team based in the Sydney office. The successful candidate will be committed to successful outcomes for our clients, enthusiastic about challenges and committed to continuously learning and developing.

The Estimator is responsible for:

Developing cost estimates and programs for projects varying in size, complexities, and disciplines.

• Develop first principles estimates across all stages of design and project delivery.
• Prepare strategic cost plans to support concept, feasibility, reference, and detailed design stages.
• Undertake peer reviews of internal and external cost estimates to ensure accuracy and consistency.
• Provide independent verification and assurance of cost estimates in line with client requirements.
• Conduct independent estimating to assess and validate contractor and proponent submissions (particularly in ECI / collaborative contracting environments).
• Evaluate and benchmark proponents' estimates, identifying variances and risks.
• Prepare clear, structured reporting and recommendations for clients and senior stakeholders.
• Attend and actively contribute to meetings with clients, designers, contractors, and stakeholders, providing cost and risk insights.
• Support the development of benchmarking databases, estimating methodologies, and tools to improve accuracy and efficiency.
• Contribute to a collaborative team culture, mentoring junior staff and sharing best practice.
• Liaise with various stakeholders (client side), managing their expectations for project delivery, escalating project issues, risks, and recommendations to senior leadership as appropriate.

Candidate Profile

To be successful in this role, you will demonstrate:

• A collaborative mindset and proven ability to be a team player.
• A positive attitude with a solutions-focused approach.
• Strong willingness to learn, adapt, and grow in a dynamic environment.
• A proactive and supportive approach, always keen to help colleagues and clients.
• Demonstrated experience in the water sector (or broader civil infrastructure) with solid understanding of estimating principles.
• Strong communication skills, with the ability to engage effectively with clients, designers, and contractors.
• Experience with estimating software, Pronamics Expert Estimation (preferred) and Microsoft Office including Microsoft Project, Bluebeam and P6 desirable.
• Degree or Diploma qualification in Civil Engineering, Construction Management or related discipline, or equivalent demonstrated experience.

What's In It for You?

This role is a great opportunity for someone looking to work for a reputable, and growing company.

• Outstanding leadership and career development opportunities.
• Ongoing support and professional development opportunities to help you grow in your career.
• A collaborative and positive team culture, where your contributions are valued and recognised. Access to events, activities and initiatives driven by our popular internal committees.
• Career-defining, high-profile, placemaking projects.

About RP Infrastructure

RP Infrastructure (RPI) is one of Australia's leading Project Management and Advisory firms, known for delivering complex, high-profile projects that shape communities.

We provide integrated project solutions across the entire infrastructure spectrum, partnering with iconic brands, all levels of government, and not-for-profits.

From Education and Health to Transport, Aviation, Industrial and commercial, and more, we turn visions into reality with innovation, collaboration, and a commitment to lasting impact. 

RPI supports a diverse and inclusive work environment as well as equal employment opportunities. We encourage applications from Aboriginal and Torres Strait Islander people, people living with a disability, and people of all ages, sexual orientations, nationalities, backgrounds, and cultures.

Disclaimer: We do not accept unsolicited agency resumes and are not responsible for any fees related to unsolicited resumes.